Details

Time bar (total: 18.0s)

sample8.0s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 2.807617%

Guaranteed chance to sample good point: 67.442226%

Results
8.0ms256×body80valid
0.0ms16×body80invalid

simplify51.0ms

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
0144
1294
2544
3774
41044
51254
61344
71444
81454
91494
101534
112484
122864
133084
143944
154634
165214
176154
186914
197004
207004

prune3.0ms

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 10.3b

Counts
2 → 1

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(* x (- y z))
9.7b
(/ (* x (- y z)) (- t z))

rewrite16.0ms

Algorithm
rewrite-expression-head
Rules
14×add-sqr-sqrt
12×*-un-lft-identity
9×add-exp-log add-cbrt-cube
6×add-cube-cbrt
5×times-frac associate-*r* associate-/r*
4×pow1 associate-*r/
3×flip3-- associate-*l* flip-- distribute-lft-out-- difference-of-squares
2×cbrt-undiv distribute-rgt-in sub-neg distribute-lft-in div-exp prod-exp associate-/r/ cbrt-unprod associate-/l/ add-log-exp
1×frac-2neg pow-prod-down clear-num *-commutative div-inv associate-/l* unswap-sqr
Counts
2 → 55
Calls
2 calls:
6.0ms
(* x (- y z))
8.0ms
(/ (* x (- y z)) (- t z))

series23.0ms

Counts
2 → 6
Calls
2 calls:
7.0ms
(* x (- y z))
16.0ms
(/ (* x (- y z)) (- t z))

simplify35.0ms

Algorithm
egg-herbie
Counts
61 → 61
Iterations

Useful iterations: 1 (7.0ms)

IterNodesCost
0264276
11209239
25001239

prune81.0ms

Filtered
40 candidates to 61 candidates (-52.5%)
Pruning

8 alts after pruning (7 fresh and 1 done)

PrunedKeptTotal
New54761
Fresh000
Picked011
Done000
Total54862

Merged error: 0.0b

Counts
62 → 8

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- y z) (- t z))
2.5b
(* x (/ (- y z) (- t z)))

rewrite24.0ms

Algorithm
rewrite-expression-head
Rules
75×add-sqr-sqrt
70×*-un-lft-identity
51×times-frac
31×associate-*r*
26×add-cube-cbrt
22×distribute-lft-out-- difference-of-squares
9×add-exp-log add-cbrt-cube
5×associate-/r* associate-/l*
4×pow1 associate-/r/
3×flip3-- associate-*l* flip--
2×cbrt-undiv div-exp prod-exp cbrt-unprod div-inv associate-/l/ add-log-exp unswap-sqr
1×frac-2neg div-sub associate-*r/ pow-prod-down clear-num *-commutative
Counts
2 → 102
Calls
2 calls:
7.0ms
(/ (- y z) (- t z))
13.0ms
(* x (/ (- y z) (- t z)))

series25.0ms

Counts
2 → 6
Calls
2 calls:
9.0ms
(/ (- y z) (- t z))
16.0ms
(* x (/ (- y z) (- t z)))

simplify43.0ms

Algorithm
egg-herbie
Counts
108 → 108
Iterations

Useful iterations: 1 (9.0ms)

IterNodesCost
0349647
11396606
25002606

prune92.0ms

Filtered
68 candidates to 108 candidates (-58.8%)
Pruning

8 alts after pruning (6 fresh and 2 done)

PrunedKeptTotal
New1062108
Fresh246
Picked011
Done011
Total1088116

Merged error: 0b

Counts
116 → 8

localize6.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- t z) (- y z))
2.5b
(/ x (/ (- t z) (- y z)))

rewrite32.0ms

Algorithm
rewrite-expression-head
Rules
218×times-frac
194×add-sqr-sqrt *-un-lft-identity
90×add-cube-cbrt
52×distribute-lft-out-- difference-of-squares
36×associate-/r*
11×associate-/r/
9×add-exp-log add-cbrt-cube
8×associate-/l*
6×flip3-- flip-- div-inv
4×cbrt-undiv div-exp
2×pow1 frac-2neg clear-num associate-/l/ add-log-exp
1×div-sub
Counts
2 → 194
Calls
2 calls:
7.0ms
(/ (- t z) (- y z))
11.0ms
(/ x (/ (- t z) (- y z)))

series35.0ms

Counts
2 → 6
Calls
2 calls:
9.0ms
(/ (- t z) (- y z))
26.0ms
(/ x (/ (- t z) (- y z)))

simplify71.0ms

Algorithm
egg-herbie
Counts
200 → 200
Iterations

Useful iterations: 2 (53.0ms)

IterNodesCost
06331784
128631733
250011730

prune146.0ms

Filtered
133 candidates to 200 candidates (-50.4%)
Pruning

7 alts after pruning (4 fresh and 3 done)

PrunedKeptTotal
New1991200
Fresh235
Picked011
Done022
Total2017208

Merged error: 0b

Counts
208 → 7

localize7.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ x (- t z))
12.1b
(* (/ x (- t z)) (- y z))

rewrite19.0ms

Algorithm
rewrite-expression-head
Rules
43×add-sqr-sqrt
38×*-un-lft-identity
31×times-frac
22×add-cube-cbrt
21×associate-*l*
9×add-exp-log add-cbrt-cube
8×distribute-lft-out-- difference-of-squares
5×associate-*r* associate-/r*
4×pow1 flip3-- associate-/r/ flip--
3×associate-/l*
2×cbrt-undiv distribute-rgt-in frac-times sub-neg distribute-lft-in associate-*r/ div-exp prod-exp cbrt-unprod div-inv add-log-exp unswap-sqr
1×frac-2neg pow-prod-down associate-*l/ clear-num *-commutative
Counts
2 → 87
Calls
2 calls:
5.0ms
(/ x (- t z))
11.0ms
(* (/ x (- t z)) (- y z))

series35.0ms

Counts
2 → 6
Calls
2 calls:
9.0ms
(/ x (- t z))
26.0ms
(* (/ x (- t z)) (- y z))

simplify38.0ms

Algorithm
egg-herbie
Counts
93 → 93
Iterations

Useful iterations: 1 (8.0ms)

IterNodesCost
0341501
11401463
25001463

prune68.0ms

Filtered
65 candidates to 93 candidates (-43.1%)
Pruning

7 alts after pruning (3 fresh and 4 done)

PrunedKeptTotal
New93093
Fresh033
Picked011
Done033
Total937100

Merged error: 0b

Counts
100 → 7

regimes339.0ms

Accuracy

37.6% (1.3b remaining)

Error of 1.3b against oracle of 0.0b and baseline of 2.1b

bsearch0.0ms

simplify1.0ms

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
02020
12020

end0.0ms

sample8.7s

Algorithm
intervals
sampling

Space saved by range analysis: 0%

Space saved by search: 2.807617%

Guaranteed chance to sample good point: 67.442226%

Results
245.0ms8000×body80valid
14.0ms471×body80invalid

Profiling

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